Why would you want to use those with a Timber Frame?
Part of the beauty of a Timber Frame is the interior of the roof.
They could be made to work, of course, all you would need to do is get the side beams and ridge beam set in place.
You will however miss out on the structural support that the purlins give to the whole structure.
List of Bryant RedHawk's Epic Soil Series Threads We love visitors, that's why we live in a secluded cabin deep in the woods. "Buzzard's Roost (Asnikiye Heca) Farm." Promoting permaculture to save our planet.
I hired a bunch of ninjas. The fridge is empty, but I can't find them to tell them the mission.
Quit your workee-job and live, year round, for free-ish in Montana